Praxis II Middle School Content Knowledge Test Prep

Answer - C - Wind power, solar, and geothermal are all renewable energy sources.

Key Takeaway: Renewable energy is energy that comes from natural resources such as sunlight, wind, rain, and tides that are naturally replenished by the Earth (hence, they are renewable). The main sources of renewable energy are wind power, hydropower, solar energy, biofuels, and geothermic energy.